发明授权
- 专利标题： Automatic focusing method and device in high-noise environment
- 专利标题（中）： 自动聚焦方法和设备在高噪声环境下
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申请号： US12541928申请日： 2009-08-15
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公开(公告)号： US08497930B2公开(公告)日： 2013-07-30
- 发明人: Ming-Jiun Liaw , Shih-Yuan Peng
- 申请人： Ming-Jiun Liaw , Shih-Yuan Peng
- 申请人地址： TW Hsinchu
- 专利权人： Altek Corporation
- 当前专利权人： Altek Corporation
- 当前专利权人地址： TW Hsinchu
- 代理机构： Morris Manning & Martin LLP
- 代理商 Tim Tingkang Xia, Esq.
- 优先权： TW97151791A 20081231
- 主分类号： G03B13/00
- IPC分类号： G03B13/00 ; H04N5/232
摘要：
An automatic focusing method and device in a high-noise environment are used for determining a focusing distance between a digital imaging device and an object to be photographed. The automatic focusing method includes the steps of capturing M pre-photographed images at different object distances respectively; loading the pre-photographed images; superposing every N (N
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